///*
// * Licensed to the Apache Software Foundation (ASF) under one or more
// * contributor license agreements.  See the NOTICE file distributed with
// * this work for additional information regarding copyright ownership.
// * The ASF licenses this file to You under the Apache License, Version 2.0
// * (the "License"); you may not use this file except in compliance with
// * the License.  You may obtain a copy of the License at
// *
// *     http://www.apache.org/licenses/LICENSE-2.0
// *
// * Unless required by applicable law or agreed to in writing, software
// * distributed under the License is distributed on an "AS IS" BASIS,
// * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// * See the License for the specific language governing permissions and
// * limitations under the License.
// */
//
//package com.alibaba.com.alibaba.dubboadmin.web.mvc;
//
//import java.lang.reflect.Method;
//import java.util.Map;
//
//import javax.servlet.http.HttpServletRequest;
//import javax.servlet.http.HttpServletResponse;
//
//import com.alibaba.com.alibaba.dubboadmin.SpringUtil;
//import com.alibaba.com.alibaba.dubboadmin.governance.util.WebConstants;
//import com.alibaba.com.alibaba.dubboadmin.web.mvc.governance.ServicesController;
//
//import org.apache.commons.lang.StringUtils;
//import org.springframework.beans.factory.annotation.Autowired;
//import org.springframework.stereotype.Controller;
//import org.springframework.ui.Model;
//import org.springframework.web.bind.annotation.PathVariable;
//import org.springframework.web.bind.annotation.RequestMapping;
//import org.springframework.web.bind.annotation.RequestParam;
//
//
//@Controller
//public class RouterController {
//
//    @Autowired
//    ServicesController servicesController;
//
//    private boolean isPrimitive(Class<?> cls) {
//        return cls.isPrimitive() || cls == Boolean.class || cls == Byte.class
//            || cls == Character.class || cls == Short.class || cls == Integer.class
//            || cls == Long.class || cls == Float.class || cls == Double.class
//            || cls == String.class;
//    }
//
//    private Object convertPrimitive(Class<?> cls, String value) {
//        if (cls == boolean.class || cls == Boolean.class) {
//            return value == null || value.length() == 0 ? false : Boolean.valueOf(value);
//        } else if (cls == byte.class || cls == Byte.class) {
//            return value == null || value.length() == 0 ? 0 : Byte.valueOf(value);
//        } else if (cls == char.class || cls == Character.class) {
//            return value == null || value.length() == 0 ? '\0' : value.charAt(0);
//        } else if (cls == short.class || cls == Short.class) {
//            return value == null || value.length() == 0 ? 0 : Short.valueOf(value);
//        } else if (cls == int.class || cls == Integer.class) {
//            return value == null || value.length() == 0 ? 0 : Integer.valueOf(value);
//        } else if (cls == long.class || cls == Long.class) {
//            return value == null || value.length() == 0 ? 0 : Long.valueOf(value);
//        } else if (cls == float.class || cls == Float.class) {
//            return value == null || value.length() == 0 ? 0 : Float.valueOf(value);
//        } else if (cls == double.class || cls == Double.class) {
//            return value == null || value.length() == 0 ? 0 : Double.valueOf(value);
//        }
//        return value;
//    }
//
//    //address mapping
//    @RequestMapping("/governance/addresses/{ip:[0-9.]+:?[0-9]+}/{type}")
//    public String addressRouter(@PathVariable("ip") String ip, @PathVariable("type") String type,
//                                HttpServletRequest request, HttpServletResponse response, Model model) {
//        model.addAttribute("address", ip);
//        return appRouter(null, "addresses", ip, type, request, response, model);
//    }
//
//    @RequestMapping("/governance/addresses/{ip:[0-9.]+:?[0-9]+}/{type}/{action}")
//    public String addresswithIDRouter(@RequestParam Map<String, String> params, @PathVariable("ip") String ip, @PathVariable("type") String type,
//                                      @PathVariable("action") String action, HttpServletRequest request,
//                                      HttpServletResponse response, Model model) {
//        model.addAttribute("address", ip);
//        return appAction(params, null, "addresses",ip, type, action, request, response, model);
//    }
//
//    @RequestMapping("/governance/addresses/{ip:[0-9.]+:?[0-9]+}/{type}/{id}/{action}")
//    public String addressWithIDandAction(@PathVariable("ip") String ip, @PathVariable("type") String type,
//                                         @PathVariable("id") String id, @PathVariable("action") String action,
//                                         HttpServletRequest request, HttpServletResponse response, Model model) {
//        model.addAttribute("address", ip);
//        return appActionWithIdandAction(null, null, type, id, action, request, response, model);
//    }
//
//
//    // service mapping
//    @RequestMapping("/governance/services/{service}/{type}")
//    public String servicerRouter(@PathVariable("service") String service, @PathVariable("type") String type,
//                                 HttpServletRequest request, HttpServletResponse response, Model model) {
//        model.addAttribute("service", service);
//        return appRouter(null, "services", service, type, request, response, model);
//    }
//
//    @RequestMapping("/governance/services/{service}/{type}/{action}")
//    public String serviceAction(@RequestParam Map<String, String> param,
//                                @PathVariable("service") String service, @PathVariable("type") String type,
//                                @PathVariable("action") String action, HttpServletRequest request,
//                                HttpServletResponse response, Model model) {
//        for (Map.Entry<String, String> entry : param.entrySet()) {
//            System.out.println("key: " + entry.getKey());
//            System.out.println("value: " + entry.getValue());
//        }
//        model.addAttribute("service", service);
//        return appAction(param, null, "services", service, type, action, request, response, model);
//    }
//
//    @RequestMapping("/governance/services/{service}/{type}/{id}/{action}")
//    public String serviceActionWithId(@RequestParam Map<String, Object> param,
//                                      @PathVariable("service") String service,
//                                      @PathVariable("type") String type, @PathVariable("id") String id,
//                                      @PathVariable("action") String action, HttpServletRequest request, HttpServletResponse response, Model model) {
//        String method = request.getMethod();
//        String app = null;
//        System.out.println("type: " + type);
//        System.out.println("action: " + action);
//        System.out.println("method: " + method);
//        for (Map.Entry<String, Object> entry : param.entrySet()) {
//            if (entry.getKey().equals("application")) {
//                app = (String)entry.getValue();
//            }
//            System.out.println("key: " + entry.getKey());
//            System.out.println("value: " + entry.getValue());
//        }
//        return appActionWithIdandAction(app, service, type, id, action, request, response, model);
//    }
//
//    // app mapping all execute goes here
//    //@RequestMapping("/governance/applications/{app}/services/{ids}/{action}")
//    //public String serviceActionWithApp(@PathVariable("app") String app, @PathVariable("ids") String ids,
//    //                                   @PathVariable("type") String type, HttpServletRequest request,
//    //                                   HttpServletResponse response, Model model) {
//    //    return "";
//    //}
//
//    @RequestMapping("/governance/applications/{app}/{elements}/{element}/{type}")
//    public String appRouter(@PathVariable("app") String app, @PathVariable("elements") String elements,
//                            @PathVariable("element") String element, @PathVariable("type") String type,
//                            HttpServletRequest request,
//                            HttpServletResponse response, Model model) {
//        if (app != null) {
//            model.addAttribute("app", app);
//        }
//        if (StringUtils.isNumeric(element)) {
//            //service action, shield, recover..
//            Long[] ids = new Long[1];
//            ids[0] = Long.valueOf(element);
//            model.addAttribute("service", request.getParameter("service"));
//            try {
//                Method m = servicesController.getClass().getDeclaredMethod(type, Long[].class, HttpServletRequest.class,
//                    HttpServletResponse.class, Model.class);
//                Object result = m.invoke(servicesController, ids, request, response, model);
//                return (String) result;
//            } catch (Exception e) {
//                e.printStackTrace();
//            }
//        }
//        if (elements.equals("services")) {
//            model.addAttribute("service", element);
//        } else if (elements.equals("addresses")) {
//            model.addAttribute("address", element);
//        }
//
//        String name = WebConstants.mapper.get(type);
//        if (name != null) {
//            Object controller = SpringUtil.getBean(name);
//            if (controller != null) {
//                try {
//                    Method index =  controller.getClass().getDeclaredMethod("index", HttpServletRequest.class, HttpServletResponse.class,
//                         Model.class);
//                    Object result =  index.invoke(controller, request, response, model);
//                    return (String)result;
//                } catch (Exception e) {
//                    e.printStackTrace();
//                }
//            }
//        }
//        return "";
//    }
//
//    @RequestMapping("/governance/applications/{app}/{type}")
//    public String appWithService(@PathVariable("app") String app, @PathVariable("type") String type,
//                                 HttpServletRequest request,
//                                 HttpServletResponse response,
//                                 Model model) {
//        model.addAttribute("app", app);
//        String name = WebConstants.mapper.get(type);
//        if (name != null) {
//            Object controller = SpringUtil.getBean(name);
//            try {
//                Method index = controller.getClass().getDeclaredMethod("index", HttpServletRequest.class,
//                    HttpServletResponse.class, Model.class);
//                Object result = index.invoke(controller, request, response, model);
//                return (String) result;
//            } catch (Exception e) {
//                e.printStackTrace();
//            }
//
//        }
//        return "";
//    }
//
//
//    @RequestMapping("/governance/applications/{app}/{elements}/{element}/{type}/{action}")
//    public String appAction(@RequestParam Map<String, String> params, @PathVariable("app") String app,
//                            @PathVariable("elements") String elements, @PathVariable("element") String element,
//                            @PathVariable("type") String type, @PathVariable("action") String action,
//                            HttpServletRequest request, HttpServletResponse response, Model model) {
//        if (app != null) {
//            model.addAttribute("app", app);
//        }
//        if (elements.equals("services")) {
//            model.addAttribute("service", element);
//        } else if (elements.equals("addresses")) {
//            model.addAttribute("address", element);
//        }
//
//        String name = WebConstants.mapper.get(type);
//        if (name != null) {
//            Object controller = SpringUtil.getBean(name);
//            if (controller != null) {
//                if (request.getMethod().equals("POST")) {
//                    Method[] methods = controller.getClass().getDeclaredMethods();
//                    for (Method method : methods) {
//                        if (method.getName().equals(action)) {
//                            Class<?> param = method.getParameterTypes()[0];
//                            try {
//                                if (!param.isAssignableFrom(HttpServletRequest.class)) {
//                                    Object value = param.newInstance();
//                                    Method[] mms = param.getDeclaredMethods();
//                                    for (Method m : mms) {
//                                        if (m.getName().toLowerCase().startsWith("set")) {
//                                            String methodName = m.getName();
//                                            String key = methodName.substring(3).toLowerCase();
//                                            String tmp = params.get(key);
//                                            Object obj = tmp;
//                                            if (tmp != null) {
//                                                Class<?> t = m.getParameterTypes()[0];
//                                                if (isPrimitive(t)) {
//                                                    obj = convertPrimitive(t, tmp);
//                                                }
//                                                m.invoke(value, obj);
//                                            }
//
//                                        }
//                                    }
//                                    return (String)method.invoke(controller, value, request, response, model);
//                                } else {
//                                    return (String)method.invoke(controller, request, response, model);
//                                }
//                            } catch (Exception e) {
//                                e.printStackTrace();
//                            }
//
//
//                        }
//                    }
//                } else {
//                    try {
//                        if (StringUtils.isNumeric(action)) {
//                            // action is id, call show method
//                            Method show =  controller.getClass().getDeclaredMethod("show", Long.class, HttpServletRequest.class, HttpServletResponse.class,
//                                Model.class);
//                            Object result =  show.invoke(controller, Long.valueOf(action), request, response, model);
//                            return (String)result;
//                        } else {
//                            Method m = controller.getClass().getDeclaredMethod(action, HttpServletRequest.class,
//                                HttpServletResponse.class,
//                                Model.class);
//                            Object result =  m.invoke(controller, request, response, model);
//                            return (String)result;
//                        }
//                    } catch (Exception e) {
//                        e.printStackTrace();
//                    }
//                }
//            }
//        }
//        return "";
//    }
//
//
//    @RequestMapping("/governance/applications/{app}/services/{service}/{type}/{id}/{action}")
//    public String appActionWithIdandAction(@PathVariable("app") String app, @PathVariable("service") String service,
//                               @PathVariable("type") String type, @PathVariable("id") String id,
//                               @PathVariable("action") String action,
//                               HttpServletRequest request, HttpServletResponse response, Model model) {
//        if (app != null) {
//            model.addAttribute("app", app);
//        }
//        model.addAttribute("service", service);
//        String name = WebConstants.mapper.get(type);
//        if (name != null) {
//            Object controller = SpringUtil.getBean(name);
//            if (controller != null) {
//                try {
//                    Object result = null;
//                    if (StringUtils.isNumeric(id)) {
//                        //single id
//                        Method m = null;
//                        try {
//                            m = controller.getClass().getDeclaredMethod(action, Long.class, HttpServletRequest.class,
//                                HttpServletResponse.class, Model.class);
//                            result = m.invoke(controller, Long.valueOf(id), request, response, model);
//                        } catch (NoSuchMethodException e) {
//                            m = controller.getClass().getDeclaredMethod(action, Long[].class, HttpServletRequest.class,
//                                HttpServletResponse.class, Model.class);
//                            result = m.invoke(controller, new Long[]{Long.valueOf(id)}, request, response, model);
//
//                        }
//                    } else {
//                        //id array
//                        String[] array = id.split(",");
//                        Long[] ids = new Long[array.length];
//                        for (int i = 0; i < array.length; i ++) {
//                            ids[i] = Long.valueOf(array[i]);
//                        }
//
//                        Method m = controller.getClass().getDeclaredMethod(action, Long[].class, HttpServletRequest.class,
//                            HttpServletResponse.class, Model.class);
//
//                        result = m.invoke(controller, ids, request, response, model);
//                    }
//                    return (String)result;
//                } catch (Exception e) {
//                    e.printStackTrace();
//                }
//            }
//        }
//        return "";
//
//    }
//}
